ATE150498T1 - Verfahren zur behandlung von holzschliffen - Google Patents

Verfahren zur behandlung von holzschliffen

Info

Publication number
ATE150498T1
ATE150498T1 AT93305124T AT93305124T ATE150498T1 AT E150498 T1 ATE150498 T1 AT E150498T1 AT 93305124 T AT93305124 T AT 93305124T AT 93305124 T AT93305124 T AT 93305124T AT E150498 T1 ATE150498 T1 AT E150498T1
Authority
AT
Austria
Prior art keywords
pulp
deacetylation
brought
organic
form during
Prior art date
Application number
AT93305124T
Other languages
English (en)
Inventor
Jeffrey Thornton
Rainer Ekman
Bjarne Holmbom
Christer Eckerman
Mija Tenkanen
Liisa Viikari
Original Assignee
Metsae Serla Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metsae Serla Oy filed Critical Metsae Serla Oy
Application granted granted Critical
Publication of ATE150498T1 publication Critical patent/ATE150498T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/913—Aspergillus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Crushing And Grinding (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
AT93305124T 1992-07-17 1993-06-30 Verfahren zur behandlung von holzschliffen ATE150498T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI923269A FI97733C (fi) 1992-07-17 1992-07-17 Mekaanisten massojen uusi käsittelytapa

Publications (1)

Publication Number Publication Date
ATE150498T1 true ATE150498T1 (de) 1997-04-15

Family

ID=8535627

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93305124T ATE150498T1 (de) 1992-07-17 1993-06-30 Verfahren zur behandlung von holzschliffen

Country Status (7)

Country Link
US (1) US5415735A (de)
EP (1) EP0581446B1 (de)
AT (1) ATE150498T1 (de)
DE (1) DE69308953T2 (de)
ES (1) ES2099377T3 (de)
FI (1) FI97733C (de)
NO (1) NO301723B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105833B (fi) * 1998-07-13 2000-10-13 Valtion Teknillinen Menetelmä prosessivesien LK-aineiden konsentroimiseksi
FI115780B (fi) * 2000-02-09 2005-07-15 Upm Kymmene Corp Aikakauslehtipaperi
FI20022068A (fi) * 2002-11-20 2004-05-21 Metso Paper Inc Menetelmä ja järjestelmä mekaanisen massan valmistuksessa

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL230311A (de) * 1957-08-07
US3406089A (en) * 1964-10-02 1968-10-15 Kimberly Clark Co Process for the digestion of cellulosic material by enzymatic action of trametes suaveolens
FI92414B (fi) * 1989-11-27 1994-07-29 Enso Gutzeit Oy Menetelmä massan valmistamiseksi

Also Published As

Publication number Publication date
NO301723B1 (no) 1997-12-01
NO932573L (no) 1994-01-18
EP0581446A1 (de) 1994-02-02
DE69308953D1 (de) 1997-04-24
US5415735A (en) 1995-05-16
FI923269A0 (fi) 1992-07-17
FI923269A (fi) 1994-01-18
EP0581446B1 (de) 1997-03-19
NO932573D0 (no) 1993-07-15
ES2099377T3 (es) 1997-05-16
FI97733C (fi) 1997-02-10
FI97733B (fi) 1996-10-31
DE69308953T2 (de) 1997-07-31

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee